fix

@@ -40,8 +40,8 @@ public class HelperService {
         return helperMapper.deleteByPrimaryKey(id);
     }
 
-    public List<Helper> getHelperPageLists(int start, int Helper) {
-        return helperMapper.getPageLists(start, Helper);
+    public List<Helper> getHelperPageLists(int start, int limit) {
+        return helperMapper.getPageLists(start, limit);
     }
 
     public int count() {